<%@ page contentType="text/html;charset=UTF-8" language="java" %>  
 <html>  
 <head><title>image</title>  
     <script type="text/javascript" src="/js/jquery-1.5.1.min.js"></script>  
     <script type="text/javascript" src="/js/changeImage.js"></script>  
 </head>  
 <body>  
  <input id="veryCode" name="veryCode" type="text"/>  
         <img id="imgObj" alt="" src="/image.do?method=getImage"/>  
          <a href="#" onclick="changeImg()">换一张</a>  
         <input type="button" value="验证" onclick="isRightCode()"/>  
          <div id="info"></div>   
 </body>  
 </html>  